Home / 12,692,040.90-19,045,625.98-4,605,647.36

Finding the Fourth Proportional to 12,692,040.90, 19,045,625.98 and 4,605,647.36

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Solution

The fourth proportional to 12,692,040.90, 19,045,625.98 and 4,605,647.36 is: 6,911,216.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,692,040.90 : 19,045,625.98 = 4,605,647.36 : x
  2. Step 2: Convert to fraction form
    12,692,040.90/19,045,625.98 = 4,605,647.36/x
  3. Step 3: Cross multiply
    12,692,040.90x = 19,045,625.98 × 4,605,647.36
  4. Step 4: Simplify right side
    12,692,040.90x = 87,717,437,014,334.42
  5. Step 5: Solve for x
    x = 87,717,437,014,334.42/12,692,040.90
  6. Step 6: Final answer
    x = 6,911,216.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.